/*
*    Qizx/open 3.0 beta
*
* This code is the open-source version of Qizx.
* Copyright (C) 2004-2009 Axyana Software -- All rights reserved.
*
* The contents of this file are subject to the Mozilla Public License 
*  Version 1.1 (the "License"); you may not use this file except in 
*  compliance with the License. You may obtain a copy of the License at
*  http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
*  WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
*  for the specific language governing rights and limitations under the
*  License.
*
* The Initial Developer of the Original Code is Xavier Franc - Axyana Software.
*
*/
using System;
using FullTextFactory = System.Qizx.Api.FullText.FullTextFactory;
using Scorer = System.Qizx.Api.FullText.Scorer;
using Stemmer = System.Qizx.Api.FullText.Stemmer;
using TextTokenizer = System.Qizx.Api.FullText.TextTokenizer;
using Thesaurus = System.Qizx.Api.FullText.Thesaurus;
namespace System.Qizx.Api.Util.FullText
{
	
	/// <summary> Fulltext service provider plugged by default.
	/// <p>Provides a generic TextTokenizer and a standard Scorer. Might be extended
	/// in future versions to provide stemmer and thesaurus.
	/// </summary>
	public class DefaultFullTextFactory : FullTextFactory
	{
		public virtual TextTokenizer getTokenizer(string languageCode)
		{
			return new DefaultTextTokenizer();
		}
		
		public virtual Stemmer getStemmer(string languageCode)
		{
			return null; // not available by default
		}
		
		public virtual Thesaurus getThesaurus(string uri, string languageCode, string relationship, int levelMin, int levelMax)
		{
			return null; // not available by default
		}
		
		
		public virtual Scorer createScorer()
		{
			return new DefaultScorer();
		}
	}
}